So here is my build:
i7-2600k@overclocked
gv-r797to-3gd (hd 7970)
4x2 GB DDR3 PC1333
ga-z77x-ud3h
chiftec aps-650c
2 hdds and 1 ssd
I had problems with it for years already, constant TDRs, complete freezups, black screen on boot. I'm thinking the problem is psu, but it worked fine before...